./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label50.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bc07db8d03f57ca384388b39582ee882646d6230 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label50.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bc07db8d03f57ca384388b39582ee882646d6230 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:44:48,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:48,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:48,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:48,980 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:48,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:48,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:49,008 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:49,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:49,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:49,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:49,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:49,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:49,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:49,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:49,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:49,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:49,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:49,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:49,061 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:49,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:49,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:49,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:49,084 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:49,093 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:49,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:49,094 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:49,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:49,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:49,103 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:49,103 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:49,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:49,107 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:49,109 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:49,112 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:49,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:49,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:49,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:49,118 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:49,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:49,124 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:49,127 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:49,165 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:49,168 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:49,172 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:49,172 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:49,174 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:49,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:49,174 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:49,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:49,177 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:49,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:49,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:49,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:49,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:49,180 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:49,182 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:49,182 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:49,182 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:49,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:49,183 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:49,183 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:49,184 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:49,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:49,185 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:49,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:49,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:49,187 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:49,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:49,188 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:49,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc07db8d03f57ca384388b39582ee882646d6230 [2019-11-27 15:44:49,790 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:49,821 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:49,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:49,833 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:49,835 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:49,837 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label50.c [2019-11-27 15:44:49,997 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ef7233dc/bfb25615e6c4435a81dd03eeaf64a1d9/FLAG816e597ad [2019-11-27 15:44:51,725 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:51,727 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label50.c [2019-11-27 15:44:51,807 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ef7233dc/bfb25615e6c4435a81dd03eeaf64a1d9/FLAG816e597ad [2019-11-27 15:44:51,848 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ef7233dc/bfb25615e6c4435a81dd03eeaf64a1d9 [2019-11-27 15:44:51,858 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:51,864 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:51,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:51,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:51,875 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:51,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:51" (1/1) ... [2019-11-27 15:44:51,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:51, skipping insertion in model container [2019-11-27 15:44:51,889 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:51" (1/1) ... [2019-11-27 15:44:51,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:52,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:55,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:55,173 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:56,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:56,966 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:56,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:56 WrapperNode [2019-11-27 15:44:56,973 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:56,974 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:56,974 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:56,974 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:56,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:56" (1/1) ... [2019-11-27 15:44:57,103 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:56" (1/1) ... [2019-11-27 15:44:57,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:57,504 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:57,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:57,505 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:57,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:56" (1/1) ... [2019-11-27 15:44:57,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:56" (1/1) ... [2019-11-27 15:44:57,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:56" (1/1) ... [2019-11-27 15:44:57,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:56" (1/1) ... [2019-11-27 15:44:57,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:56" (1/1) ... [2019-11-27 15:44:57,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:56" (1/1) ... [2019-11-27 15:44:57,936 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:56" (1/1) ... [2019-11-27 15:44:57,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:58,003 INFO L168 Benchmark]: Toolchain (without parser) took 6134.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 745.6 MB in the end (delta: 204.7 MB). Peak memory consumption was 204.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:58,003 INFO L168 Benchmark]: CDTParser took 0.76 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:44:58,007 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5105.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 814.6 MB in the end (delta: 135.7 MB). Peak memory consumption was 135.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:58,010 INFO L168 Benchmark]: Boogie Procedure Inliner took 530.47 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 774.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:58,014 INFO L168 Benchmark]: Boogie Preprocessor took 489.20 ms. Allocated memory is still 1.0 GB. Free memory was 774.5 MB in the beginning and 745.6 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:58,025 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5105.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 814.6 MB in the end (delta: 135.7 MB). Peak memory consumption was 135.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 530.47 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 774.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 489.20 ms. Allocated memory is still 1.0 GB. Free memory was 774.5 MB in the beginning and 745.6 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:45:02,080 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:02,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:02,122 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:02,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:02,125 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:02,131 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:02,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:02,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:02,157 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:02,158 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:02,164 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:02,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:02,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:02,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:02,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:02,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:02,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:02,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:02,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:02,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:02,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:02,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:02,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:02,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:02,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:02,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:02,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:02,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:02,242 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:02,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:02,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:02,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:02,253 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:02,259 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:02,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:02,260 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:02,263 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:02,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:02,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:02,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:02,271 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:45:02,313 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:02,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:02,320 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:02,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:02,321 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:02,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:02,322 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:02,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:02,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:02,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:02,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:02,326 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:02,329 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:45:02,330 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:45:02,330 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:02,330 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:02,331 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:02,331 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:02,331 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:02,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:02,335 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:02,335 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:02,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:02,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:02,336 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:02,336 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:02,337 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:45:02,337 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:45:02,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:02,338 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:45:02,341 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc07db8d03f57ca384388b39582ee882646d6230 [2019-11-27 15:45:02,865 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:02,891 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:02,895 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:02,903 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:02,903 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:02,906 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label50.c [2019-11-27 15:45:03,071 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c44ef8c2/8b51be9f5d674c0e9e91c143682611ff/FLAG11283ac83 [2019-11-27 15:45:04,761 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:04,765 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label50.c [2019-11-27 15:45:04,830 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c44ef8c2/8b51be9f5d674c0e9e91c143682611ff/FLAG11283ac83 [2019-11-27 15:45:04,869 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c44ef8c2/8b51be9f5d674c0e9e91c143682611ff [2019-11-27 15:45:04,882 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:04,886 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:04,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:04,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:04,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:04,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:04" (1/1) ... [2019-11-27 15:45:04,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:04, skipping insertion in model container [2019-11-27 15:45:04,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:04" (1/1) ... [2019-11-27 15:45:04,931 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:05,244 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:08,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:08,638 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:10,046 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:10,132 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:10,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:10 WrapperNode [2019-11-27 15:45:10,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:10,135 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:10,137 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:10,137 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:10,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:10" (1/1) ... [2019-11-27 15:45:10,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:10" (1/1) ... [2019-11-27 15:45:10,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:10,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:10,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:10,733 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:10,754 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:10" (1/1) ... [2019-11-27 15:45:10,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:10" (1/1) ... [2019-11-27 15:45:10,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:10" (1/1) ... [2019-11-27 15:45:10,807 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:10" (1/1) ... [2019-11-27 15:45:10,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:10" (1/1) ... [2019-11-27 15:45:11,098 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:10" (1/1) ... [2019-11-27 15:45:11,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:10" (1/1) ... [2019-11-27 15:45:11,210 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:11,221 INFO L168 Benchmark]: Toolchain (without parser) took 6329.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 733.1 MB in the end (delta: 210.0 MB). Peak memory consumption was 210.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:11,225 INFO L168 Benchmark]: CDTParser took 1.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:45:11,228 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5244.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 803.3 MB in the end (delta: 139.8 MB). Peak memory consumption was 139.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:11,231 INFO L168 Benchmark]: Boogie Procedure Inliner took 594.72 ms. Allocated memory is still 1.0 GB. Free memory was 803.3 MB in the beginning and 763.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:11,237 INFO L168 Benchmark]: Boogie Preprocessor took 480.28 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:11,248 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5244.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 803.3 MB in the end (delta: 139.8 MB). Peak memory consumption was 139.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 594.72 ms. Allocated memory is still 1.0 GB. Free memory was 803.3 MB in the beginning and 763.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 480.28 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...